NASA & TRAPPIST-1: A Treasure Trove of Planets Found

Seven Earth-sized planets have been observed by NASA's Spitzer Space Telescope around a tiny, nearby, ultra-cool dwarf star called TRAPPIST-1. Three of these planets are firmly in the habitable zone.

• 2017-02-24T05:20:46+00:00
• Duration: 01:56

• nasa
• vidoe
• planet
• Planetas
• video
• space
• espacio

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